Measurement     Lesson 10-1 Customary Measurement Lesson 10-2 Metric Measurement Lesson 10-3 Units of Measure and Precision Lesson 10-4 Relating Customary and Metric Measurements Lesson 10-5 Elapsed Time Lesson 10-7 Perimeter Lesson 10-8 Area of Squares and Rectangles Lesson 10-9 Relating Area and Perimeter Lesson 10-10 Area of Parallelograms and Triangles Lesson 10-11 Circumference Lesson 10-12 Area of a Circle Lesson 10-14 Solid Figures Lesson 10-15 Surface Area Lesson 10-16 Volume